Commercialization of new energy photovoltaic companies to be saved

In 2011, China's demand for polysilicon materials was about 165,000 tons, and domestic production was 84,000 tons, while more than 40% of polysilicon was solved through imports. In the first half of 2012, China imported more than 40,000 tons of polysilicon. It is estimated that the annual domestic production will be about 100,000 tons and the import volume will be around 80,000 tons. At present, the global photovoltaic market has increased by about 67%, and the actual growth also exceeds 30%. It can be seen that photovoltaic power generation is regarded as the most promising new energy industry with large-scale commercialization, and the prospects of the photovoltaic market are still promising.

First of all, China has a natural advantage. I have abundant solar energy resources, which are inexhaustible. The photovoltaic power generation resources are universal, the system structure is simple, the volume is small and light, the operation and maintenance is simple, clean and safe, no noise, and high reliability. Long life, economical advantages. The lighting conditions and photovoltaic resources are much better and richer than most photovoltaic powers in the world, such as Germany. The solar output per unit area is almost 150% to 200% of that in Germany. There are sufficient conditions and reasons for China to accelerate the development of solar photovoltaics. industry. Regardless of the long-term strategic perspective of energy security or the need to adjust and optimize the energy structure, vigorously developing photovoltaic power generation is one of the important strategic measures to ensure China's energy security.

According to research conducted by the China Academy of Electric Power Sciences, the gap between electricity supply and demand in 2010 and 2020 is still 6.4% and 10.7% respectively, taking into account the full development of coal, hydropower and nuclear power. This gap is the need for renewable energy. Power generation to supplement. Solar photovoltaic power generation may occupy a major position in China’s energy supply in the future.

Zhang Xiaoqiang, deputy director of the National Development and Reform Commission, pointed out that traditional energy sources do not face the problem of depletion in a short period of time. Therefore, it is necessary to develop clean and renewable energy sources. This is entirely correct in the long run. As a major consumer of the world, China has a large proportion of coal in our energy consumption structure, which is nearly 70%. We may have to make great efforts to optimize our energy structure. In the long run, China’s own development of such clean, renewable energy needs is very large. At present, solar power generation is the most promising new energy power generation technology. It will continue to grow and expand in the coming decades and will eventually become the main body of human energy. The future development space and potential are very large.

Once again, the policy is favorable, so that the photovoltaic industry will develop in an orderly manner. China has begun to implement the “Solar Roof Project” and has provided policy support from the financial and construction fields. Industry sources disclosed that the forthcoming “New Energy Industry Revitalization Plan” will set the target of 20GW of cumulative installed capacity of photovoltaic power generation in China in 2020, indicating that the domestic market demand will soon start, and the production and consumption of photovoltaic products will enter a period of rapid growth. The main characteristic of solar energy resources is the widespread distribution. The advantage of solar photovoltaic power generation is distributed application. Therefore, it is necessary to accelerate the reform of the power system, open up the user-end power market, foster the distributed photovoltaic power generation market, and provide institutional guarantees for the development of the photovoltaic industry.

According to research conducted by the China Academy of Electric Power Sciences, the gap between electricity supply and demand in 2010 and 2020 is still 6.4% and 10.7% respectively, taking into account the full development of coal, hydropower and nuclear power. This gap is the need for renewable energy. Power generation to supplement. Solar photovoltaic power generation may occupy a major position in China’s energy supply in the future.

In early July, Premier Wen Jiabao conducted research on the current economic situation across Jiangsu. During this period, Premier Wen explicitly stated that it must conduct overall planning and planning of the entire photovoltaic industry from the national level, and improve its competitiveness through reorganization and integration. It is necessary to link industry development with internet applications. At the seminar on the economic situation hosted by Wen Jiabao, Shi Zhengrong, chairman of Suntech Power, the largest photovoltaic company in China, represented new energy companies on the status quo of PV industry development, problems faced, and how to get rid of the current predicament and realize healthy and sustainable development. The state will accelerate the planning and implementation of the photovoltaic industry as an important part of the national energy strategy.

It can be seen that under the background of the internal and external problems in the photovoltaic industry, people of insight from the top government level to the industry have seriously rethought after peeling off the prosperous veil of the industry. At the same time, we will continue to increase the emphasis and expectation on the new energy industry, and summarize and adjust the previous development model. In the later period, the Internet subsidy policy, project management, and grid-connected technology standards will likely be gradually improved, and the “bottleneck” of the grid will be gradually cracked, and further accelerate the innovation of business models to promote the construction of distributed generation systems. Therefore, companies need to think about how to adjust their own development ideas, and really become stronger and bigger.

The electrolyte material inside the Electrolytic Capacitor, which has charge storage, is divided into positive and negative polarity, similar to the battery, and cannot be connected backwards.A metal substrate having an oxide film attached to a positive electrode and a negative electrode connected to an electrolyte (solid and non-solid) through a metal plate.

Nonpolar (dual polarity) Electrolytic capacitor adopts double oxide film structure, similar to the two polar electrolytic capacitor after two connected to the cathode, the two electrodes of two metal plates respectively (both with oxide film), two groups of oxide film as the electrolyte in the middle.Polar electrolytic capacitors usually play the role of power filter, decoupling (like u), signal coupling, time constant setting and dc isolation in power circuit, medium frequency and low frequency circuit.Non-polar electrolytic capacitors are usually used in audio frequency divider circuit, television S correction circuit and starting circuit of single-phase motor.

Electrolytic capacitor

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